micrometeoroid

micrometeoroid
micrometeoroid [mī΄krəmēt′ē ər oid΄]
n.
MICRO- + METEOROID
an extremely small meteoroid

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mi·cro·me·te·or·oid (mī'krō-mēʹtē-ə-roid') n.
A very small, often dust-sized meteoroid.

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Universalium. 2010.

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